/**
 * Copyright (c) 2021 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import ConfigData from './ConfigData'
import LogUtil from './LogUtil'
import Storage from '@ohos.data.storage'


export class PreferenceUtil {
    private preference: Storage.Storage

    constructor() {
        if (!this.preference) {
            Storage.getStorage(globalThis.settingsAbilityContext.filesDir + '/' + ConfigData.PREFERENCES_NAME).then(data => {
                this.preference = data
            })
        }
    }
    /**
     * Set up storage data
     *
     * @param key - key
     * @param value - value
     */
    setStorageValue(key, value): void {
        LogUtil.info(`Set preference, key: ${key}, value: ${value}")`);
        this.preference.putSync(key, value);
        this.preference.flushSync();
    }

    /**
     * Get stored data
     *
     * @param key - key
     * @param defaultValue - defaultValue
     */
    getStorageValue(key: string, defaultValue) {
        let value = this.preference.getSync(key, defaultValue);
        LogUtil.info(`Get storage value, key: ${key}, value: ${value}`);
        return value;
    }
}

let preferenceUtil = new PreferenceUtil();

export default preferenceUtil as PreferenceUtil